def main():
    try:
        gender = input("性别:")
        weight = float(input("体重(Kg):"))
        height = float(input("身高(CM):"))
        age = int(input("年龄:"))
        if gender == "男":
            bmr = (13.7 * weight) + (5.0 * height) - (6.8 * age) +66
        elif gender == "女":
            bmr = (9.6 * weight) + (1.8 * height) - (4.7 * age) +655
        else:
            bmr =-1
        if bmr != -1:
            print("基础代谢率(大卡)",bmr)
        else:
            print("不支持该性别")
    except ValueError:
        print("请输入正确的信息！")
    except:
        print("程序异常！")
if __name__ == "__main__":
    main()
